Programming Fundamentals/Variables/Bash

variables.sh

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#!/bin/sh

# This program converts a Fahrenheit temperature to Celsius.
#
# References:
#     https://www.mathsisfun.com/temperature-conversion.html
#     https://en.wikibooks.org/wiki/Bash_Shell_Scripting
#     http://tldp.org/HOWTO/Bash-Prog-Intro-HOWTO.html

echo -n "Enter Fahrenheit temperature: "
read fahrenheit

celsius=$(((fahrenheit-32)*5/9))

echo
echo "$fahrenheit° Fahrenheit is $celsius° Celsius"

Try It

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Copy and paste the code above into one of the following free online development environments or use your own Bash compiler / interpreter / IDE.

See Also

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